| Laroche, Gary | Supervisor Prop Maintenance | Livable City Initiative | |
| LaMarr, Catherine | Deputy Corporation Counsel | Corporation Counsel | (203) 946-7974 |
| Lahey, John | Project Manager | Housing & Development Administration | (203) 946-6027 |
| Lage, Fernando | Urban Forester | Parks Department | (203) 946-8004 |
| Laffitte, Carleen | Chief Accountant | Finance Department | (203) 946-4815 |
| Ladson, Robin | Benefits Administrator | Human Resources | (203) 946-7157 |
| LaBuff, Patrick | Director Emergency Management | Chief Administrator's Office | (203) 946-8224 |
| Kuang, Shirley | Director of State & Federal Legislative Affairs | Mayor's Office | (203) 946-7653 |
| Kruse, Sally | Director of Port Authority | Port Authority | |
| Kops, Melissa A. | Project Manager-Architect | Engineering | (203) 946-6447 |
| Koorejian, Sandra | Grants Administrator & Contract Coordinator | Police Services | (203) 946-6286 |
| Kong-Brown, Amoy | Administrative Assistant | Economic Development Administration | (203) 946-8577 |
| Knauff, Gretchen | Director of Disability Services | Disability Services | (203) 946-7651 |
| Klemenz, Thomas | Supervisor Building Facilities | Fire Services | (203) 946-6217 |
| Kirby, Tamara | Deputy Tax Collector | Finance – Tax Office | (203) 946-7075 |
| King, Patricia | Corporation Counsel | Corporation Counsel | (203) 946-7951 |
| KETCHUM, ROY | METER CHECKER | Transportation, Traffic & Parking | |
| Kemp, Tirzah | Director Community Resilience | Community Services Administration | (203) 946-7846 |
| Keilty, Andrew | Overdose Prevention Navigator | Health Department | (475) 321-0755 |
| Kaiser, Rick | Deputy Director of Programs | Community Services Administration | (203) 946-8605 |
| Juden, Ian | Project Manager | Engineering | (203) 946-8094 |
| Jones, Enico | Program Manager - Section 8 | Livable City Initiative | (203) 946-6754 |
| Jones, Carol | Data Control Clerk II PT | Finance Department | (203) 946-6704 |
| Jefferson, Nichole | Nichole Jefferson/Non-Discrimination Compliance Coordinator | Commission on Equal Opportunities | (203) 946-7904 |
| Jefferson, Adriane | Cultural Affairs Director | Economic Development Administration | (203) 946-8378 |
| Jefferson, Adriane | Director of Cultural Affairs | Arts, Culture and Tourism | (203) 946-8378 |
| Jautz, Sharon | Talent Acquisition and Training Lead | Human Resources | (203) 946-8399 |
| James-Marquis, Shaunette | Community Outreach Worker | Community Services Administration | (203) 946-7056 |
| Jacobson, Karl | Chief of Police | Police Services | (203) 946-6333 |
| Jacobs, Katherine | Chief Landscape Architect | Engineering | (203) 946-8095 |
| Jacobs, Eve | Accounts Payable Auditor II | Finance Department | (203) 946-8306 |
| Jackson, Raymond | Neighborhood Specialist | Livable City Initiative | (203) 946-2901 |
| Jackson, Dawn | Data Control Clerk II | Finance Department | (203) 946-8290 |
| Jackson, Dawn | Payroll/Benefit Auditor | Finance – Payroll & Pension | (203) 946-8290 |
| IT, HELP DESK | New Haven IT Help Desk | Information Technology | |
